/Engine/Plugins/Online/OnlineServicesEOSGS/Source/Public/Online/AchievementsEOSGS.h
Manually unlock achievements Requires first calling QueryAchievementStates.
virtual [TOnlineAsyncOpHandle](API\Plugins\OnlineServicesInterface\Online\TOnlineAsyncOpHandle)< [FUnlockAchievements](API\Plugins\OnlineServicesInterface\Online\FUnlockAchievements) > UnlockAchievements ( [FUnlockAchievements::Params](API\Plugins\OnlineServicesInterface\Online\FUnlockAchievements\Params) && Params )